SurfaceBlur is a Blinkscript driven tool that allows you to blur an object with respect to the angle of its surface. I can see this having all kinds of uses, and it's just begging to be used for some sort of Cats-Eye effect!
You can download the tool demo here.
Fancy learning Blinkscript yourself? You can check out my Blinkscript guide here
You can sign up for my Foundry webinar here
Checkout the Bygone team and their amazing work here!
You can learn more about transformation matricies here